SbCylinder.h

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/*=======================================================================
** Author      : VSG (MMM YYYY)
**=======================================================================*/
#ifndef _SB_CYLINDER_
#define _SB_CYLINDER_
 
#include <Inventor/SbBase.h>
#include <Inventor/SbLine.h>
 
//
//  Class: SbCylinder
//
//  Represents a cylinder in 3D space.
//
 
 
class  SbCylinder {
public:
  SbCylinder();
 
  SbCylinder(const SbLine &a, float r);
 
  void   setValue(const SbLine &a, float r);
 
  void  setAxis(const SbLine &a);
  void  setRadius(float r);
 
  const SbLine &getAxis() const  { return axis; }
  float    getRadius() const    { return radius; }
 
  SbBool  intersect(const SbLine &l, SbVec3f &intersection) const;
  SbBool  intersect(const SbLine &l,
    SbVec3f &enter, SbVec3f &exit) const;
 
private:
  SbLine  axis;
  float  radius;
 
  static SbBool unitCylinderIntersect(const SbLine &l,
    SbVec3f &in, SbVec3f &out);
 
};
 
 
#endif /* _SB_CYLINDER_ */